OpenAI CEO Sam Altman has confirmed that the company is rolling back its latest update to ChatGPT following widespread user complaints, including criticism that the AI had become overly “sycophantic” and,

Users have been complaining the GPT-4o has become so enthusiastic that it's verging on sycophantic. The change appears to be the unintentional result of a series of updates, which OpenAI is now attempting to resolve "asap.

OpenAI CEO Sam Altman has bid farewell to GPT-4, the revolutionary 2023 AI model, fully replacing it with the more advanced GPT-4o in ChatGPT as of April 30, 2025. Altman praised GPT-4’s legacy, while GPT-4 remains accessible via API.